net/broadcom: Don't set N/A FW if it is not available

There is no need to explicitly set N/A if FW not available.
Signed-off-by: NLeon Romanovsky <leonro@mellanox.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/broadcom/bcm63xx_enet.c

@@ -1303,7 +1303,6 @@ static void bcm_enet_get_drvinfo(struct net_device *netdev,
 				 struct ethtool_drvinfo *drvinfo)
 {
 	strlcpy(drvinfo->driver, bcm_enet_driver_name, sizeof(drvinfo->driver));
-	strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
 	strlcpy(drvinfo->bus_info, "bcm63xx", sizeof(drvinfo->bus_info));
 }
 
@@ -2527,7 +2526,6 @@ static void bcm_enetsw_get_drvinfo(struct net_device *netdev,
 				   struct ethtool_drvinfo *drvinfo)
 {
 	strncpy(drvinfo->driver, bcm_enet_driver_name, sizeof(drvinfo->driver));
-	strncpy(drvinfo->fw_version, "N/A", 32);
 	strncpy(drvinfo->bus_info, "bcm63xx", sizeof(drvinfo->bus_info));
 }